Siloxa K2 and LMN colours are professional grade silicone with a good all round performance for use in perimeter and connection joints for aluminium, wood and PVC. For other Siloxa silicone click here .If you are looking for other colours not available in this section then the AM85 range offers a wider choice of colours and all RAL matched products including silicone sealants can be found by typing the RAL number in the search bar.